SARMA, A.A; SMARANDACHE, Florentin; KROUMOV, Valeri. Neutrosophic Crisp Sets & Neutrosophic Crisp Topological Spaces. Neutrosophic Sets and Systems, [S. l.], v. 2, p. 25–30, 2014. Disponível em: https://fs.unm.edu/nss8/index.php/111/article/view/206.. Acesso em: 8 nov. 2024.